Question :
Consider the following variables.
1. Concentration of disinfectant
2. Concentration of organisms
3. Temperature
4. Time of contact
Disinfection is the function of which of the following variables?
1. 1, 2
2. 1, 2, 3
3. 1, 2, 3, 4
4. 2, 3, 4
Answer :
3 - 1, 2, 3, 4
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